MTG

Enchant creature At the beginning of each upkeep, if enchanted creature is untapped, tap it.

Flying Landfall — Whenever a land enters the battlefield under your control, Windrider Eel gets +2/+2 until end of turn.

Until end of turn, target creature loses all abilities and becomes a blue Frog with base power and toughness 1/1.

Defender When Mnemonic Wall enters the battlefield, you may return target instant or sorcery card from your graveyard to your hand.

Copy target instant or sorcery spell. You may choose new targets for the copy.

{U}: Watercourser gets +1/-1 until end of turn.

Flying, vigilance Whenever Jelenn Sphinx attacks, other attacking creatures get +1/+1 until end of turn.

Flying Whenever Merfolk Skyscout attacks or blocks, untap target permanent.

If an opponent had two or more creatures enter the battlefield under their control this turn, you may pay {U} rather than pay this spell's mana cos...

{2}{U}, {T}: Put Void Stalker and target creature on top of their owners' libraries, then those players shuffle their libraries.

{U}, {T}: Target player puts the top two cards of their library into their graveyard.

When Merfolk Observer enters the battlefield, look at the top card of target player's library.

Flying When Sphinx of Uthuun enters the battlefield, reveal the top five cards of your library. An opponent separates those cards into two piles. P...

Flying (This creature can't be blocked except by creatures with flying or reach.) Welkin Tern can block only creatures with flying.

Creatures your opponents control get -1/-0.

Target player puts the top five cards of their library into their graveyard.

Flying Skywinder Drake can block only creatures with flying.

Flying Whenever Umara Raptor or another Ally enters the battlefield under your control, you may put a +1/+1 counter on Umara Raptor.

You may choose new targets for target spell.

Flying {T}: Goblin Test Pilot deals 2 damage to any target chosen at random.

Search your library for a Trap card, reveal it, and put it into your hand. Then shuffle your library.

Counter target spell. Look at its controller's hand.

Enchant creature Enchanted creature gets +2/+0 and can't be blocked.