Virulent Sliver

All Sliver creatures have poisonous 1. (Whenever a Sliver deals combat damage to a player, that player gets a poison counter. A player with ten or more poison counters loses the game.)

Two-Headed Sliver

All Sliver creatures have menace. (They can't be blocked except by two or more creatures.)

Predatory Sliver

Heart Sliver

Bonesplitter Sliver

Horned Sliver

Mountain

Muscle Sliver

Orcish Oriflamme

Attacking creatures you control get +1/+0.

Forest

Cleaving Sliver

Have

Getting

Don't Have

Pauper Slivers 4