Nethroi, Apex of Death

Mutate {4}{G/W}{B}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Deathtouch, lifelink
Whenever this creature mutates, return any number of target creature cards with total power 10 or less from your graveyard to the battlefield.
Card Type Breakdown
Land
40 cards
Creature
38 cards
Sorcery
5 cards
Instant
7 cards
Artifact
3 cards
Enchantment
4 cards
Planeswalker
2 cards
Frequent Cards
Land
Overgrown Tomb 96%
Temple Garden 96%
Indatha Triome 88%
Godless Shrine 88%
Temple of Malady 88%
Fabled Passage 83%
Temple of Plenty 79%
Command Tower 79%
Temple of Silence 71%
Castle Locthwain 67%
Creature
Fiend Artisan 79%
Necropanther 71%
Incubation Druid 67%
Paradise Druid 63%
Boneyard Lurker 58%
Leyline Prowler 58%
Skull Prophet 54%
Faeburrow Elder 54%
Polukranos, Unchained 50%
Luminous Broodmoth 46%
Sorcery
Eerie Ultimatum 67%
Casualties of War 33%
Find // Finality 21%
Shatter the Sky 21%
Command the Dreadhorde 17%
Circuitous Route 13%
Migration Path 13%
Funeral Rites 13%
Realm-Cloaked Giant // Cast Off 13%
Ritual of Soot 8%
Instant
Mythos of Nethroi 63%
Assassin's Trophy 58%
Despark 38%
Murderous Rider // Swift End 38%
Once Upon a Time 21%
Deathsprout 21%
Heartless Act 21%
Mortify 21%
Eat to Extinction 17%
Dire Tactics 13%
Artifact
Arcane Signet 54%
The Great Henge 42%
Indatha Crystal 21%
Chromatic Lantern 17%
Shadowspear 4%
The Ozolith 4%
The Cauldron of Eternity 4%
Tome of Legends 4%
Wand of Vertebrae 4%
Enchantment
Elspeth Conquers Death 42%
Guardian Project 38%
Death's Oasis 29%
Tymaret Calls the Dead 17%
Banishing Light 17%
The Binding of the Titans 13%
Kaya's Ghostform 8%
Wolfwillow Haven 8%
Minion's Return 8%
Pacifism 4%
Planeswalker
Nissa, Who Shakes the World 29%
Liliana, Dreadhorde General 29%
Vivien, Monsters' Advocate 25%
Garruk, Cursed Huntsman 13%
Vraska, Golgari Queen 13%
Vivien, Champion of the Wilds 8%
Calix, Destiny's Hand 4%
The Wanderer 4%
Sorin, Vengeful Bloodlord 4%
Elspeth, Sun's Nemesis 4%