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Tempered Sliver
ReprintCreature — Sliver
Sliver creatures you control have "Whenever this creature deals combat damage to a player, put a +1/+1 counter on it."
The question isn't whether slivers will adapt to a world's perils but whether the world's perils will adapt to slivers.
Power/Toughness:2/2
uncommon · #183 · mh1
Previewed: May 22 · Spoiled by Wizards of the Coast