Flying

When this creature enters, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

When this creature enters, it deals 1 damage to each opponent. Create a Blood token. (It's an artifact with "{1}, {T}, Discard a card, Sacrifice this token: Draw a card.")

Whenever you cast your second spell each turn, create a 1/1 white Spirit creature token with flying.

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, create a 1/1 white Soldier creature token.

When this creature enters, add {R}{G}.

Surge {1}{R} (You may cast this spell for its surge cost if you or a teammate has cast another spell this turn.) Haste When this creature enters, if its surge cost was paid, other creatures you control get +1/+0 and gain haste until end of turn.

Convoke When this creature enters, look at the top six cards of your library. You may reveal up to two creature cards with mana value X or less from among them, where X is the number of creatures that convoked this creature. Put the revealed cards into your hand, then shuffle.

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.) When this creature enters, put a +1/+1 counter on each creature that convoked it.

Destroy target artifact. If you controlled that artifact, create three 1/1 red Phyrexian Goblin creature tokens.

Create a 1/1 red Dinosaur creature token with haste and a 1/1 white Human Soldier creature token.

This land enters tapped unless you control a Mountain. {T}: Add {R}. {1}{R}{R}, {T}: Creatures you control get +1/+0 until end of turn.

({T}: Add {R}.)

{T}: Add {C}. {T}: Add {R} or {W}. This land deals 1 damage to you.

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

({T}: Add {R} or {W}.) As this land enters, you may pay 2 life. If you don't, it enters tapped.

{T}, Pay 1 life: Add one mana of any color.