Whenever you draw a card, put a +1/+1 counter on Lorescale Coatl.

Whenever an opponent casts a blue or black spell, you may put a +1/+1 counter on Mold Adder.

Whenever a creature you control deals combat damage to a player, you may draw a card. {1}{U}, {T}: Creatures your opponents control attack this turn if able.

Myriad (Whenever this creature attacks, for each opponent other than defending player, you may create a token that's a copy of this creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Whenever Broodbirth Viper deals combat damage to a player, you may draw a card.

Enchant creature Enchanted creature has "Whenever this creature deals combat damage to a player, draw a card." As long as enchanted creature is legendary, it gets +1/+1 and has ward {1}. (Whenever enchanted creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.)

Choose a creature type. Draw a card for each permanent you control of that type.

Corrupted — This spell costs {2} less to cast if an opponent has three or more poison counters. Draw two cards.

Draw three cards.

Flash Flying When Ice-Fang Coatl enters the battlefield, draw a card. Ice-Fang Coatl has deathtouch as long as you control at least three other snow permanents.

As Icon of Ancestry enters the battlefield, choose a creature type. Creatures you control of the chosen type get +1/+1. {3}, {T}: Look at the top three cards of your library. You may reveal a creature card of the chosen type from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

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

Whenever another nontoken creature enters the battlefield under your control, investigate. {T}, Sacrifice X Clues: Target opponent reveals the top X cards of their library. You may put a nonland permanent card with mana value X or less from among them onto the battlefield under your control. That player puts the rest on the bottom of their library in a random order.

Attacking creatures you control have deathtouch. Whenever a creature you control deals combat damage to a player, draw a card.

Whenever Ohran Viper deals combat damage to a creature, destroy that creature at end of combat. Whenever Ohran Viper deals combat damage to a player, you may draw a card.

Each opponent gets a poison counter. Draw a card.

Changeling (This card is every creature type.) As Realmwalker enters the battlefield, choose a creature type. You may look at the top card of your library any time. You may cast creature spells of the chosen type from the top of your library.

Other Snake creatures you control get +2/+2. Whenever a Snake you control deals combat damage to a player, you may draw a card.

Draw three cards. You may play an additional land this turn.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {1}{G}: Regenerate Blight Mamba.

Equipped creature gets +2/+2 and has infect. (It deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Whenever Grafted Exoskeleton becomes unattached from a permanent, sacrifice that permanent. Equip {2}

Whenever Sabertooth Cobra deals damage to a player, that player gets a poison counter. The player gets another poison counter at the beginning of their next upkeep unless they pay {2} before that step. (A player with ten or more poison counters loses the game.)

{T}: Add {C}. {2}, {T}: Put a +1/+1 counter on target Bird, Cat, Dog, Goat, Ox, or Snake.

({T}: Add {G}.)

({T}: Add {U}.)

Lumbering Falls enters the battlefield tapped. {T}: Add {G} or {U}. {2}{G}{U}: Lumbering Falls becomes a 3/3 green and blue Elemental creature with hexproof until end of turn. It's still a land.

Level up {1} ({1}: Put a level counter on this. Level up only as a sorcery.) LEVEL 3-7 4/4 Protection from instants LEVEL 8+ 6/6 Protection from everything

Legendary Snakes you control have shroud. (They can't be the targets of spells or abilities.) Whenever Kashi-Tribe Elite deals combat damage to a creature, tap that creature and it doesn't untap during its controller's next untap step.

Equipped creature has double strike. (It deals both first-strike and regular combat damage.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Living weapon (When this Equipment enters the battlefield, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +1/+1. Whenever equipped creature deals combat damage to a player, that player loses half their life, rounded up. Equip {3}

When Coiling Oracle enters the battlefield, reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put that card into your hand.

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

You may play an additional land this turn. Draw a card.

Draw a card. You may put a land card from your hand onto the battlefield.

Landfall — Whenever a land enters the battlefield under your control, add one mana of any color.

{T}: Add {G}. As long as Orochi Merge-Keeper is modified, it has "{T}: Add {G}{G}." (Equipment, Auras you control, and counters are modifications.)

{T}: Add {G}.

Other Snake creatures you control get +0/+1. Shamans you control have "{T}: Add {G}{G}."

Sacrifice Sakura-Tribe Elder: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

{T}: You may put a land card from your hand onto the battlefield.

{1}, {T}: Add {G}{U}.

Return all attacking creatures to their owner's hand.

Flash Deathtouch

Counter target spell.

Deathtouch

Deathtouch

Flash When Mystic Snake enters the battlefield, counter target spell.

Counter target noncreature spell.

Counter target spell. At the beginning of your next precombat main phase, add X mana in any combination of colors, where X is that spell's mana value.

Equipped creature has deathtouch. Whenever equipped creature deals combat damage to a player, that player loses half their life, rounded up. Equip {3}

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

Choose one — • Destroy target artifact. • Destroy target enchantment. • Exile target card from a graveyard.

Until end of turn, target creature loses all abilities and becomes a green Snake with base power and toughness 1/1. Draw a card.

Other Snake creatures you control get +1/+0. Whenever a Warrior you control deals combat damage to a creature, destroy that creature at end of combat.

Equipped creature has myriad. (Whenever it attacks, for each opponent other than defending player, you may create a token that's a copy of that creature that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.) Equip {4}

Flying When Patagia Viper enters the battlefield, create two 1/1 green and blue Snake creature tokens. When Patagia Viper enters the battlefield, sacrifice it unless {U} was spent to cast it.