Flying
Double strike (This creature deals both first-strike and regular combat damage.)

Sneak (You may cast this spell for if you also return an unblocked attacker you control to hand during the declare blockers step.)
Target opponent mills half their library, rounded up.

Creatures you control get +1/+0 and gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)

Flying
When this creature enters or dies, mill two cards. (Put the top two cards of your library into your graveyard.)

This spell costs less to cast if it targets a creature card with mana value 3 or less.
Return target creature card from your graveyard to the battlefield.

When The Everflowing Well enters, mill two cards, then draw two cards.
Descend 8 — At the beginning of your upkeep, if there are eight or more permanent cards in your graveyard, transform The Everflowing Well.

Target creature gets -6/-6 until end of turn. You gain 2 life.

: Target Elf or Soldier creature gets +2/+2 until end of turn.

(Gain the next level as a sorcery to add its ability.)
Whenever you attack, put a +1/+1 counter on target attacking creature.
: Level 2
Whenever a creature you control leaves the battlefield, if it had a counter on it, you gain 2 life.
: Level 3
Whenever you cast a spell, put a +1/+1 counter on each creature you control.

When Sarkhan enters, you may behold a Dragon. If you do, create a Treasure token. (To behold a Dragon, choose a Dragon you control or reveal a Dragon card from your hand.)
Whenever a Dragon you control enters, put a +1/+1 counter on Sarkhan. Until end of turn, Sarkhan becomes a Dragon in addition to its other types and gains flying.

Flying
This creature has vigilance as long as you control another Dinosaur.

Flash
When this Equipment enters, attach it to target creature you control.
Equipped creature gets +2/+0.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

This land enters tapped.
: Add , , or .

Target player discards two cards and loses 2 life.

Whenever another white creature you control enters, tap target creature an opponent controls.

Choose one —
• Abrade deals 3 damage to target creature.
• Destroy target artifact.

Each creature you control gets +2/+0 for each Equipment attached to it.
You may pay rather than pay the equip cost of the first equip ability you activate each turn.

Enchant planeswalker
Enchanted planeswalker has "[+1]: Up to one target creature gets +2/+0 and gains first strike and trample until end of turn."
Whenever you activate a loyalty ability of enchanted planeswalker, copy that ability. You may choose new targets for the copy.

Flying
: Target attacking or blocking creature gets +1/+1 until end of turn.