Confusion

When Rotting Rats enters the battlefield, each player discards a card. Unearth {1}{B} ({1}{B}: Return this card from your graveyard to the battlefi...

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

When Sedraxis Alchemist enters the battlefield, if you control a blue permanent, return target nonland permanent to its owner's hand.

Whenever an opponent draws a card, if you control a red permanent, you may have Kederekt Parasite deal 1 damage to that player.

{2}, {T}, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

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

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle their...

Domain — Target creature gets -1/-1 until end of turn for each basic land type among lands you control.

You have no maximum hand size. {T}: Add {C}.

{T}: Add one mana of any color that a land an opponent controls could produce.

{W}, {T}: Tap target permanent.

Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.) {T}: Add {G}, {W}, or {U}.

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

Flying {1}{W}{B}, {T}: Destroy target creature or enchantment. {2}{U}: Untap Ethersworn Adjudicator.

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

Flying When Sphinx Summoner enters the battlefield, you may search your library for an artifact creature card, reveal it, put it into your hand, th...

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

Flying

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...

{G}: Thornling gains haste until end of turn. {G}: Thornling gains trample until end of turn. {G}: Thornling gains indestructible until end of turn...

Trample At the beginning of your upkeep, if you control a blue permanent, you may create a token that's a copy of Mirror-Sigil Sergeant.

You have no maximum hand size. {T}: Add {C}.

{T}: Add one mana of any color that a land an opponent controls could produce.