Amity — Whenever you attack with Elegant Hunter and exactly one other creature, choose one —
• Attacking creatures you control get +2/+0 until end of turn.
• Attacking creatures you control can't be blocked this 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.

Enspirited Ore gets +1/+1 for each other artifact you control.
Tap three untapped artifacts you control: Enspirited Ore gains indestructible until end of turn.

Aura spells you cast cost {1} less to cast.
When Ephara's Oracle enters, look at the top five cards of your library. You may reveal an enchantment card from among them and put it on the top of your library. Put the rest on the bottom of your library in a random order.

Deathtouch
Other Gorgons, Snakes, and Basilisks you control get +1/+1.
Whenever a creature with deathtouch you control deals combat damage to a player or planeswalker, create a Treasure token.

Decayed
{1}{B}, Exile Expendable Medic from your graveyard: Return target creature card from your graveyard to your hand. Activate only as a sorcery.

Decayed
{2}{U}, Exile Expendable Researcher from your graveyard: Return target instant or sorcery card from your graveyard to your hand. Activate only as a sorcery.

Flying
Whenever a creature you control with flying deals combat damage to a player, you may pay {U/B}. If you paid {U}, draw a card. If you paid {B}, that player discards a card.

Flying, vigilance
If you would draw a card, you may exile a card from your graveyard instead. When you do, reveal cards from the top of your library until you reveal a card that shares a card type with the exiled card. Put that card into your hand, and the rest on the bottom in a random order.

Creatures can't attack you or a planeswalker you control unless their controller pays {1} for each of those creatures beyond the first.

Flying
Whenever an artifact without a loop counter on it is put into your graveyard from the battlefield, return it to the battlefield with a loop counter on it.
{2}{U}: Remove a loop counter from target artifact.

Trample
Whenever you gain control of a permanent you don't own or a permanent you don't own enters under your control, it and Field Opportunist each get +2/+0 and gain haste until end of turn.

Reach
{3}{R/G}: Flametip Goliath gets +2/+0, gains trample, and becomes a Giant in addition to its other types until end of turn.

As long as its not your turn, spells you cast cost {1} less to cast.

Haste
Whenever a player casts a spell, if no mana from a basic source was spent to cast it, Flaw in the System deals 2 damage to that player.

Vigilance
{T}: Surveil 1.
Surface {3}{U}

Flying
{T}: Add {C}.
Spellcharge 4

Flying
Amity — Whenever you attack with Fluttering Firefly and exactly one other creature, target creature you control gets +2/+0 until end of turn.

At the beginning of your end step, if a creature died this turn, exile the top card of your library. Until the end of your next turn, you may play that card.

Whenever you amp it up, Fraying Gearhead gets +1/+0 and gains first strike until end of turn.

{VP}{VP}{VP}: Put a +1/+1 counter on Frequency Omnivore.

You and General Diadem have hexproof as long as you control an artifact creature.
{1}, Sacrifice another nonland, non-Knight permanent: Create a 3/3 black Cyborg Knight artifact creature token.

Genetics Prodigy enters with a +1/+1 counter, a flying counter, and a vigilance counter on it.
Whenever Genetics Prodigy attacks, you may remove a counter from it. If you do, draw a card.

At the beginning of combat on your turn, you may pay {X}. When you do, choose up to X. Each mode must have different targets.
• Teach target creature flying.
• Teach target creature lifelink.
• Teach target creature vigilance.