Legendary Creature — Sliver Mutant

Sliver Overlord

Mana value5EDHREC#5,071

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The Commander

{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.)

Guide

Gameplan

Assemble a Sliver hivemind that snowballs into an unstoppable swarm sharing keywords. Use Sliver Overlord's tutor to fetch exactly the right Sliver for the situation, deploy a curve of cheap lords, then alpha-strike the table with evasive, hasty, indestructible Slivers. The control ability also lets you steal opponents' Slivers and protects against shared keyword exploits.

Strengths

Best-in-class tutoring: repeatedly fetches any Sliver toolbox piece, giving extreme consistency
All five colors of mana access, opening the deck to any answer or ramp piece
Tribal lords stack explosively, turning small creatures into a lethal board fast
Resilient and redundant — many Slivers replace each other, so it grinds back from board wipes

Weaknesses

Heavily reliant on a fragile creature base; one well-timed board wipe sets you back hard
Five-color manabase can produce slow, painful draws without fixing
Overlord's abilities are mana-hungry ( each), making early game clunky
High threat profile — opponents target the swarm and the commander early

Key Cards

Sliver Overlord — The engine: tutors any Sliver each turn and can hijack opposing Slivers indefinitely.
Sliver Hivelord — Makes all your Slivers indestructible, walling off board wipes and combat.
Sliver Legion — Massive anthem that pumps every Sliver by the number of Slivers in play.
Cloudshredder Sliver — Grants flying and haste, enabling immediate evasive alpha strikes.
Heart Sliver — Cheap haste-granting lord that lets fresh Slivers attack the turn they hit play.
Gemhide Sliver — Turns every Sliver into a mana dork, fueling Overlord's expensive abilities.

Upgrade Path

Tighten the manabase with all five fetchlands, Original Duals, shocks, and rainbow staples (Command Tower, Mana Confluence, City of Brass) to smooth the greedy five-color draws. Add fast ramp and protection like Sol Ring, Cabal Coffers, Heroic Intervention, and Teferi's Protection so the swarm survives interaction. For a higher-power build, lean into combo lines (Basal Sliver + Heart Sliver + a free sac outlet) and add tutors like Worldly Tutor to find your engine pieces faster.

Core Cards

The most-played cards for this commander, built from aggregated deck data (the Mythic Graph). Build public decks to seed it.

Win Conditions

▸Alpha strike with a buffed, evasive, hasty Sliver swarm
▸Tutor up Sliver Legion or multiple lords for overwhelming combat damage
▸Infinite mana/token combos with Heart, Gemhide, and Basal Slivers funneled into a finisher

Archetypes

Tribal Aggro — Stacks Sliver lords and keyword granters to swarm the table with a buffed evasive army.
Toolbox Midrange — Overlord's repeatable tutor fetches situational Slivers as silver-bullet answers.
Combo — Can assemble infinite mana/token loops via Slivers like Heart Sliver, Gemhide Sliver, and Basal Sliver into game-ending payoffs.

Combos

Sliver Overlord + Manaweft Sliver + Intruder Alarm + Cloudshredder Sliver
→ Cast a subset of spells in your library, Infinite mana creatures you control can produce, Infinite untap of creatures
Sliver Overlord + Gemhide Sliver + Intruder Alarm + Heart Sliver
→ Cast a subset of spells in your library, Infinite mana creatures you control can produce, Infinite untap of creatures
Sliver Overlord + Manaweft Sliver + Intruder Alarm + Heart Sliver
→ Cast a subset of spells in your library, Infinite mana creatures you control can produce, Infinite untap of creatures
Sliver Overlord + Manaweft Sliver + Intruder Alarm + Blur Sliver
→ Cast a subset of spells in your library, Infinite mana creatures you control can produce, Infinite untap of creatures
Sliver Overlord + Gemhide Sliver + Intruder Alarm + Blur Sliver
→ Cast a subset of spells in your library, Infinite mana creatures you control can produce, Infinite untap of creatures