Choose one —
• Elektes's Charge deals 2 damage to each creature that's not enchanted.
• Up to two target creatures you control each get +2/+0 and gain trample until end of turn.

{2}, {T}: You gain 5 life. Shuffle Elixir of Immortality and your graveyard into their owner's library.

When Eltensian Herbalist enters the battlefield, you gain 4 life.

{R}, Discard a land card: Eltensian Hospitality deals 3 damage to any target.
Whenever you cast an instant or sorcery spell while you're ancient, copy that spell. You may choose new targets for the copy.

When Elvish Rejuvenator enters the battlefield, look at the top five cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order.

When Elvish Visionary enters the battlefield, draw a card.

Whenever Emberwalker enters the battlefield or attacks, exile the top card of your library. You may play it until end of turn.
As long as you're ancient, you may play cards exiled with Emberwalker.

Whenever you amp it up, target creature can't block this turn.

Discard up to two cards, then draw that many cards. If you discarded two cards that share a type this way, draw a card.

Exile the top four cards of your library. You may play them until you play a card not exiled this way.

Whenever you amp it up, creatures you control get +1/+0 until end of turn.

Vigilance
At the beginning of combat on your turn, if you've spent at least five mana to cast spells this turn, put a +1/+1 counter on Encampment Sentinel.

{2}{G}: Endangered Scinok gets +1/+1 until end of turn. This ability costs {1} less to activate until end of turn.

Vigilance, reach
When Enduring Jentil enters the battlefield, create an artifact token named Menhir with “{2}, {T}, Exile a creature or land card from your graveyard: Draw a card. You gain 2 life.”
Whenever Enduring Jentil attacks, you may sacrifice an artifact. If you do, Enduring Jentil deals damage equal to its power to target creature.

When Energizing Static enters the battlefield, target creature gets +3/+3 until end of turn. If that creature is an Elemental, it also gains trample until end of turn.

Put a +1/+1 counter on target creature you control. It gains hexproof until end of turn.

Enchant creature
When Enter the Moshpit enters the battlefield, create a 2/1 red Zombie creature token with menace.
Enchanted creature gets +2/+1 and has menace.

Whenever Epicerie Liberator attacks, create a Food token.
Whenever you sacrifice a Food, you may put your choice of counter from among trample, vigilance, or +1/+1 on target creature you control.

Enchant land
Enchanted land has “{T}: Add {G}{G}.”

Target creature gets +X/+0 and gains trample until end of turn.
Draw a card.

Escargoliath has deathtouch as long as it's your turn.

Enchant creature with another Aura attached to it
Enchanted creature gets +3/+3 and has trample, vigilance, and reach.

When Everpresent Rot enters the battlefield, create a 1/1 green Saproling creature token, surveil 1, then you gain 1 life.
When one or more permanent cards leave your graveyard, return Everpresent Rot to its owner's hand.

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Deathtouch
Other Gorgons, Snakes, and Basilisks you control get +1/+1.
Whenever another creature with deathtouch you control deals combat damage to a player or planeswalker, put a +1/+1 counter on Evridiki.