Surveil 2, then draw two cards. You lose 2 life. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

{T}: Add {R} or {W}. {R/W}{R/W}{R/W}{R/W}, {T}, Sacrifice this artifact: Draw two cards.

{T}: Add {R}, {W}, or {B}. {R}{W}{B}, {T}, Sacrifice this artifact: Draw a card.

{T}: Add {W} or {B}. {W/B}{W/B}{W/B}{W/B}, {T}, Sacrifice this artifact: Draw two cards.

{T}: Add {B} or {R}. {B}{R}: This artifact becomes a 3/1 black and red Devil artifact creature with first strike until end of turn.

Equipped creature has haste. (It can attack and {T} no matter when it came under your control.) At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's red. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

{2}: Regenerate equipped creature. (The next time that creature would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.) At the beginning of your upkeep, put a +1/+1 counter on equipped creature if it's black. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Target creature gains deathtouch and indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Until end of turn, target attacking creature gets +2/+2 and gains trample and "Whenever this creature deals combat damage to a player, destroy target artifact that player controls."

Lightning Strike deals 3 damage to any target.

Creatures you control get +1/+0 and gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Return target creature card from your graveyard to the battlefield. Then if the gift was promised and that creature isn't legendary, create a token that's a copy of that creature, except it's 1/1.

Return target creature card from your graveyard to your hand. Draw a card.

Whenever you gain life, put a +1/+1 counter on this creature.

Mutate {3}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Menace (This creature can't be blocked except by two or more creatures.) Whenever this creature mutates, each opponent discards a card.

Whenever you gain life, put a +1/+1 counter on this creature.

Mutate {3}{R} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Reach Whenever this creature mutates, you may discard a card. If you do, draw a card.

When this creature enters, target creature gets +2/+0 until end of turn.

Mutate {4}{B}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Flash Flying Whenever this creature mutates, destroy target creature or planeswalker an opponent controls.

Sacrifice this creature: Destroy target enchantment.

Whenever you gain life, put a +1/+1 counter on this creature. When this creature dies, return another target non-Bear creature card with mana value less than or equal to this creature's power from your graveyard to the battlefield.

Trample Suspend 4—{1}{R} (Rather than cast this card from your hand, you may pay {1}{R} and exile it with four time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.)

Menace Evolve (Whenever a creature you control enters, if that creature has greater power or toughness than this creature, put a +1/+1 counter on this creature.)

Flying Vigilance (Attacking doesn't cause this creature to tap.)

Mutate {2}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Deathtouch Whenever this creature mutates, each opponent loses X life and you gain X life, where X is the number of times this creature has mutated.

Mutate {3}{W} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Vigilance Whenever this creature mutates, you gain 4 life.

Mutate {2}{W/B}{W/B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, return target creature card with mana value 3 or less from your graveyard to the battlefield.

Lifelink, haste

This creature can't be blocked except by three or more creatures.

When this creature enters, target creature you control gets +2/+0 and gains indestructible until end of turn. Swampcycling {2} ({2}, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.)

Mutate {1}{R/W}{R/W} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, other creatures you control get +2/+1 until end of turn.

Vigilance Menace (This creature can't be blocked except by two or more creatures.)

Bloodrush — {R}, Discard this card: Target attacking creature gets +3/+3 until end of turn.

Whenever a player casts a spell, if it's not their turn, this creature deals 4 damage to them.

Flying, vigilance {W}{B}, Pay 3 life: Regenerate this creature.

Flying When this creature enters, you gain 3 life. Plainscycling {2} ({2}, Discard this card: Search your library for a Plains card, reveal it, put it into your hand, then shuffle.)

Trample {2}{R}: This creature gets +3/+0 until end of turn.

Deathtouch {B}, Reveal this card from your hand: Put a prey counter on target creature. Activate only during your turn. When Tetzimoc enters, destroy each creature your opponents control with a prey counter on it.

{B}: This creature gains deathtouch until end of turn.

This land enters tapped. {T}: Add {R} or {W}.

Forbidding Watchtower enters tapped. {T}: Add {W}. {1}{W}: Forbidding Watchtower becomes a 1/5 white Soldier creature until end of turn. It's still a land.

This land enters tapped. {T}: Add {W} or {B}.

This land enters tapped. When this land enters, target creature gets +1/+1 and gains first strike until end of turn. {T}: Add {R}.

({T}: Add {R}.)

This land enters tapped. {T}: Add {R}, {W}, or {B}.

({T}: Add {W}.)

This land enters tapped. {T}: Add {B} or {R}.

This land enters tapped. When this land enters, target creature gets +1/+1 and gains vigilance until end of turn. {T}: Add {W}.

This land enters tapped unless you control two or more other lands. {T}: Add {W} or {B}.

({T}: Add {B} or {R}.) This land enters tapped unless you control two or more basic lands.

This land enters tapped. {T}: Add {R} or {W}.

({T}: Add {B}.)

Destroy target creature. Put a menace counter on a creature you control. (It can't be blocked except by two or more creatures.)

Target creature gets -2/-2 until end of turn. Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.")

Gift a card (You may promise an opponent a gift as you cast this spell. If you do, they draw a card before its other effects.) Destroy all creatures. If the gift was promised, return a creature card put into your graveyard this way to the battlefield under your control.

Choose one or both — • Target creature gets -1/-1 until end of turn. • Put a +1/+1 counter on target creature.

When this artifact enters, if you cast it, exile target artifact or land. This artifact has all activated abilities of the exiled card.