Sliver Monstrosity

{w}{u}{b}{r}{g}: Monstrosity 5
Other Slivers have "{3}: Monstosity 1"
At the beginning of each combat, for each monstrous Sliver each player controls, monstrous Slivers that player control gain one of the following until end of turn: deathtouch, first strike, flying, haste, hexproof, lifelink,
reach, trample, or vigilance.