Flying
Metalcraft — Artifacts you control have shroud as long as you control three or more artifacts. (An artifact with shroud can't be the target of spells or abilities.)

All Sliver creatures get +1/+1.

Exile target spell, then roll a d20 and add that spell's mana value.
1—14 | You may cast the exiled card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.
15+ | You may cast the exiled card without paying its mana cost for as long as it remains exiled.

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Target creature you control fights up to one target creature you don't control.

Vigilance
Whenever Clement or another creature you control enters, return up to one target creature you control with lesser mana value to its owner's hand.
Frogs you control have ": Add or . Spend this mana only to cast a creature spell."

When this creature enters, choose one —
• Create a 1/1 white Bird creature token with flying.
• Return another target nonland permanent to its owner's hand.
• Draw a card.

This creature enters prepared. (While it's prepared, you may cast a copy of its spell. Doing so unprepares it.)
Threshold — This creature gets +1/+0 and has flying as long as there are seven or more cards in your graveyard.

When this creature enters, choose one —
• Create a 1/1 black Rat creature token with "This token can't block."
• You may sacrifice another creature. If you do, scry 2, then draw a card.
• Creatures you control gain menace until end of turn.

Compleated ({G/U/P} can be paid with , , or 2 life. If life was paid, this planeswalker enters with two fewer loyalty counters.)
+1: Tap up to one target artifact or creature. It doesn't untap during its controller's next untap step.
−X: Exile target nonland permanent card with mana value X from your graveyard. Create a token that's a copy of that card.
−7: Create Tamiyo's Notebook, a legendary colorless Book artifact token with "Spells you cast cost less to cast" and ": Draw a card."

Whenever equipped creature deals combat damage to a player, you may draw a card.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

This land enters tapped.
When this land enters, it deals 1 damage to target opponent.
: Add or .

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)
Sacrifice a creature: Regenerate this creature.
Transmute (, Discard this card: Search your library for a card with the same mana value as this card, reveal it, put it into your hand, then shuffle. Transmute only as a sorcery.)

This artifact enters tapped.
: Add .

When this creature enters, create a Royal Role token attached to another target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has ward .)

Target creature gets +3/+3 until end of turn.

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

Enchant creature
Enchanted creature gets +2/-2.

Flying, haste

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.
At the beginning of the end step, if enchanted creature's power is 4 or greater, destroy this Aura.