Pile on Doom until it passes their HP. Safe in Act 1, slow on big bosses.
Data from build 23811903, updated

The Necrobinder
A Spireborn lich who seeks revenge. Calls upon her trusty left hand, Osty, in combat.
Scourge, Negative Pulse and Deathbringer stack Doom, and anything with at least as much Doom as HP dies at the end of its turn. Death's Door covers that last enemy turn, No Escape speeds up single targets, and End of Days kills on the spot. Great in multi-enemy fights, slow against a lone boss.
Undying SigilShopEnemies with Doom at or above their HP deal 50% less damage, which covers the turn they're waiting to die.
Book Repair KnifeUncommonHeals 3 HP whenever a non-Minion enemy dies to Doom. Real sustain across a long run.
1ScourgeCommon SkillApply 13 Doom. Draw 1 card.13 Doom and draws a card for 1 Energy. The best common in the build.
1Negative PulseCommon SkillGain 5 Block. Apply 7 Doom to ALL enemies.5 Block and 7 Doom to every enemy. It works all game.
2DeathbringerUncommon SkillApply 21 Doom and 1 Weak to ALL enemies.21 Doom and 1 Weak on every enemy for 2 Energy. This is the big AoE opener.
1No EscapeUncommon SkillApply 10 Doom, plus an additional 5 Doom for every 10 Doom already on this enemy.10 Doom, plus 5 more for each 10 Doom already on the target. Your single-target finisher.
1Death's DoorUncommon SkillGain 6 Block. If you applied Doom this turn, gain Block 2 additional times.6 Block, or 18 if you applied Doom earlier in the turn. It covers the turn a Doomed enemy still gets to swing.Take these on sight. The build doesn't work without them.
Strong once the core is in. Take them over anything below.
Fine until something better shows up. First to go when a shop offers removal.
Does little in this deck. Skip the reward and keep the deck thin.
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