Sliver Overlord {W}{U}{B}{R}{G}
Legendary Creature — Sliver Mutant
Identity
Five-color
EDHREC rank
#5,123
Cheapest printing
US$29.64
TCGplayer
Printings
4
{3}: Search your library for a Sliver card, reveal that card, put it into your hand, then shuffle.
{3}: Gain control of target Sliver. (This effect lasts indefinitely.)
Every printing
highest TCGplayer market first; a card with only a thin single listing shows its low
In short
A Commander deck is a commander and 99 other cards, one copy of each (except basic lands), all inside the commander's colour identity. Paste a full list into the deck price calculator to price it and check it against the format.