Whenever a creature you control with power 4 or greater enters, draw a card. −1: Untap target permanent.

{T}: Add {C}. {3}{G}, {T}, Sacrifice this land: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

({T}: Add {G}.)

({T}: Add {U}.)

This land enters tapped. {T}: Add {U}. {2}{G}{G}{U}, {T}, Sacrifice this land: Create a token that's a copy of target creature you control, except it enters with an additional +1/+1 counter on it. Activate only as a sorcery.

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {G}{U}.

When Monstrosity of the Lake enters, you may pay {5}. If you do, tap all creatures your opponents control, then put a stun counter on each of those creatures. (If a permanent with a stun counter would become untapped, remove one from it instead.) Islandcycling {2} ({2}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.)

{T}: Add one mana of any color in your commander's color identity.

Arixmethes enters tapped with five slumber counters on it. As long as Arixmethes has a slumber counter on it, it's a land. (It's not a creature.) Whenever you cast a spell, you may remove a slumber counter from Arixmethes. {T}: Add {G}{U}.

When this creature enters, 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.

Sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle. If you control a creature with power 4 or greater, instead search your library for up to three basic land cards, put them onto the battlefield tapped, then shuffle.

{T}: Add {G}. Ferocious — {T}: Add {G}{G}{G}{G}. Activate only if you control a creature with power 4 or greater. Eternalize {2}{G}{G} ({2}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Snake Druid with no mana cost. Eternalize only as a sorcery.)

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

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

{T}: Add {G}.

Reach {T}: Add one mana of any color. {2}: This creature gains deathtouch until end of turn.

When this creature enters, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Whenever another creature you control enters, you gain 1 life.

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order.) Spells you cast with mana value 6 or greater have cascade.

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

Whenever a creature you control with power 3 or greater enters, draw a card.

Draw cards equal to the greatest power among creatures you control. You may cast a spell with mana value 5 or less from your hand without paying its mana cost.

This spell can't be countered. Trample, ward {4} Whenever Koma deals combat damage to a player, create four 3/3 blue Serpent creature tokens named Koma's Coil.

This spell costs {X} less to cast, where X is the total power of creatures you control. Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Flying, trample Shroud (This creature can't be the target of spells or abilities.)

Cascade, cascade, cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order. Multiple instances of cascade each trigger separately.)

Creatures you control have hexproof. {1}{G}: Regenerate target creature. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all damage on it.)

Copy target creature spell you control, except it isn't legendary if the spell is legendary. (A copy of a creature spell becomes a token.)

Reach Whenever another permanent you control enters, if it wasn't put onto the battlefield with this ability, you may put a permanent card with equal or lesser mana value from your hand onto the battlefield. Partner (You can have two commanders if both have partner.)

Whenever you cast a creature spell with power 5 or greater, discover X, where X is that spell's mana value. (Exile cards from the top of your library until you exile a nonland card with that mana value or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

You may look at the top card of your library any time. You may play lands and cast spells from the top of your library. Once during each of your turns, you may cast a spell from your hand or the top of your library without paying its mana cost.