You may play lands from your graveyard.

When Skyclave Pick-Axe enters the battlefield, attach it to target creature you control. Landfall — Whenever a land enters the battlefield under your control, equipped creature gets +2/+2 until end of turn. Equip {2}{G}

Creature spells you cast with power 4 or greater cost {2} less to cast. Whenever Goreclaw, Terror of Qal Sisma attacks, each creature you control with power 4 or greater gets +1/+1 and gains trample until end of turn.

Whenever Leery Fogbeast becomes blocked, prevent all combat damage that would be dealt this turn.

Hexproof As long as Siege Behemoth is attacking, for each creature you control, you may have that creature assign its combat damage as though it weren't blocked.

When Garruk's Uprising enters the battlefield, if you control a creature with power 4 or greater, draw a card. Creatures you control have trample. (They can deal excess combat damage to the player or planeswalker they're attacking.) Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.

Choose target creature you control. Whenever that creature deals combat damage to a player or planeswalker this turn, draw that many cards.

At the beginning of your upkeep, scry 1. Whenever you cast a creature spell, you may pay {G}. If you do, draw a card.

Your commander costs {1} less to cast for each time it's been cast from the command zone this game. Whenever your commander is put into the command zone from anywhere, draw a card.

If this spell is the first spell you've cast this game, you may cast it without paying its mana cost. Look at the top five cards of your library. You may reveal a creature or land card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Choose one — • Draw cards equal to the greatest power among non-Human creatures you control. • Non-Human creatures you control get +3/+3 until end of turn.

Enchant creature Enchanted creature gets +1/+1 and has "Whenever this creature deals damage to an opponent, you may draw a card." Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

This spell costs {X} less to cast, where X is the total power of creatures you control. Trample

O-Naginata can be attached only to a creature with power 3 or greater. Equipped creature gets +3/+0 and has trample. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Buyback—Sacrifice a land. (You may sacrifice a land in addition to any other costs as you cast this spell. If you do, put this card into your hand as it resolves.) Prevent all combat damage that would be dealt this turn.

As an additional cost to cast this spell, sacrifice a land. Search your library for a land card, put that card onto the battlefield, then shuffle.

Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Destroy target artifact or enchantment.

Prevent all combat damage that would be dealt this turn. Flashback {2}{G} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

If you control a commander, you may cast this spell without paying its mana cost. Prevent all damage that would be dealt this turn by creatures your opponents control.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

Castle Garenbrig enters the battlefield tapped unless you control a Forest. {T}: Add {G}. {2}{G}{G}, {T}: Add six {G}. Spend this mana only to cast creature spells or activate abilities of creatures.

Cathedral of War enters the battlefield tapped. Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {C}.

{T}: Add {C}. {T}: Each player gains control of all creatures they own.

At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life. {T}: Add {C}. {4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.

{T}: Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.

{T}: Add {C}. {2}, {T}: Choose a color. Add an amount of mana of that color equal to your devotion to that color. (Your devotion to a color is the number of mana symbols of that color in the mana costs of permanents you control.)

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

Prevent all damage that would be dealt to creatures this turn. Creatures you control gain hexproof until end of turn. (They can't be the targets of spells or abilities your opponents control.)

You gain 1 life for each creature on the battlefield. Prevent all combat damage that would be dealt this turn.

Prevent all damage that would be dealt to creatures.

Prevent all combat damage that would be dealt this turn.

Whenever Hammer of Nazahn or another Equipment enters the battlefield under your control, you may attach that Equipment to target creature you control. Equipped creature gets +2/+0 and has indestructible. Equip {4}

Prevent all combat damage that would be dealt this turn. Cycling {3} ({3}, Discard this card: Draw a card.)

Prevent all combat damage that would be dealt this turn. Cycling {2} ({2}, Discard this card: Draw a card.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Prevent all combat damage that would be dealt this turn.

Prevent all combat damage that would be dealt this turn. You gain 1 life for each attacking creature.

Prevent all combat damage that would be dealt this turn.

No more than one creature can attack each combat. No more than one creature can block each combat.

Sacrifice Spore Frog: Prevent all combat damage that would be dealt this turn.

Prevent all combat damage that would be dealt this turn by creatures without trample.

Prevent all combat damage that would be dealt by creatures other than target creature this turn.

Equipped creature gets +1/+1 for each land you control. Equip legendary creature {3} Equip {7}

{T}: Untap target Forest.

{T}: Attach target Equipment you control to target creature you control.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

{T}: Add {C}{C}.

Equipped creature gets +2/+2 and has protection from black and from green. Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control. Equip {2}

Equipped creature gets +1/+1. Whenever equipped creature attacks, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Equip {2}

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

When Apex Altisaur enters the battlefield, it fights up to one target creature you don't control. Enrage — Whenever Apex Altisaur is dealt damage, it fights up to one target creature you don't control.

Equipped creature has double strike. Whenever equipped creature attacks, you may have target creature block it this turn if able. Equip {4}

Equipped creature gets +2/+2 and has protection from black and from red. Whenever equipped creature deals combat damage to a player, destroy up to one target planeswalker and up to one target artifact. Equip {2}

Whenever equipped creature deals combat damage, put two charge counters on Umezawa's Jitte. Remove a charge counter from Umezawa's Jitte: Choose one — • Equipped creature gets +2/+2 until end of turn. • Target creature gets -1/-1 until end of turn. • You gain 2 life. Equip {2}

Distribute X +1/+1 counters among any number of creatures you control, where X is the amount of {S} spent to cast this spell. Then draw a card for each creature you control with power 4 or greater.