Confusion

Domain — Matca Rioters's power and toughness are each equal to the number of basic land types among lands you control.

Vigilance {T}: Reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand.

{R}{G}{W}: Cylian Sunsinger and each other creature with the same name as it get +3/+3 until end of turn.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Destroy target creature that dealt damage...

Protection from blue

Reach (This creature can block creatures with flying.) As long as you control a red permanent, Ember Weaver gets +1/+0 and has first strike.

Apocalypse Hydra enters the battlefield with X +1/+1 counters on it. If X is 5 or more, it enters the battlefield with an additional X +1/+1 counte...

{T}: Scattershot Archer deals 1 damage to each creature with flying.

{1}, {T}: Add {R}{G}{W}.

Flash Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+...

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) When Rhox Bodyguard enters the battlefield, yo...

Knight of the Reliquary gets +1/+1 for each land card in your graveyard. {T}, Sacrifice a Forest or Plains: Search your library for a land card, pu...

Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library ins...

Knight of the Reliquary gets +1/+1 for each land card in your graveyard. {T}, Sacrifice a Forest or Plains: Search your library for a land card, pu...

Flying Whenever Maelstrom Archangel deals combat damage to a player, you may cast a nonland card from your hand without paying its mana cost.

{1}: Regenerate target creature with power 5 or greater.

Draw cards equal to the power of target creature you control.

Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards, put them into your hand, then sh...

Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library in...

Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 coun...

When Tukatongue Thallid dies, create a 1/1 green Saproling creature token.

Search your library for a Plains card, an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

Trample When Child of Alara dies, destroy all nonland permanents. They can't be regenerated.