The First Sliver (200) (MH1) 273 if it had no +1/+1

if it had no +1/+1 counters on it

If you control a commander as you cast this spell

Upon summoning

Flavor: There's lots of time like the present

Rarity: R #: 237 Creature Type or Sub Type: Legendary Artifact Rules Text Contains: Whenever a creature you control leaves the battlefield

The First Sliver (200) (MH1) 273 if it had no +1/+1Rarity: M #: 200 Creature Type or Sub Type: Legendary Creature Sliver P: 7 T: 7 Rules Text Contains: Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Sliver spells you cast have cascade. Set: Modern Horizons Number: 200