Flying
Toxic Spores — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, each opponent loses 3 life.

Flying
: This creature gets +1/+0 until end of turn.

Cast this spell only during an opponent's turn, before attackers are declared.
Creatures the active player controls attack this turn if able.
At the beginning of the next end step, destroy all non-Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.

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 three Spirits: Search your library for a legendary Spirit permanent card, put it onto the battlefield, then shuffle.

Enchant land
Whenever enchanted land is tapped for mana, its controller adds an additional .

Flying (This creature can't be blocked except by creatures with flying or reach.)
: This creature deals 1 damage to any target.

Defender (This creature can't attack.)
When a creature attacks you or a planeswalker you control, if this creature has defender, it loses defender and gains trample.

Flying, first strike

This land enters tapped.
: Add .
Cycling (, Discard this card: Draw a card.)

Whenever you cast an instant or sorcery spell, this creature deals 1 damage to each opponent.

When this creature enters, you may return an enchantment you control to its owner's hand. If you do, you gain 3 life.

Whenever a creature you control with power 2 or less attacks, this enchantment deals 1 damage to the player or planeswalker that creature is attacking.

Flying, haste

This land enters tapped.
When this land enters, sacrifice it unless you pay .
: Add one mana of any color.

(: Add .)

Flying
When this creature enters, you may search your library for a card named Screaming Seahawk, reveal it, put it into your hand, then shuffle.

You may cast this spell as though it had flash if you pay more to cast it.
Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Deathtouch
When this creature enters, you may mill two cards. (You may put the top two cards of your library into your graveyard.)

Target creature gets +1/+0 and gains first strike until end of turn. (It deals combat damage before creatures without first strike.)