Charnelhoard Wurm + Temporal Manipulation

Ruthless

Decks

How it works

Charnelhoard Wurm does not have summoning sickness and cannot be blocked by an opponent.

Cast Temporal Manipulation by paying , causing you to take an extra turn after this one.
Deal combat damage to an opponent using Charnelhoard Wurm.
Charnelhoard Wurm triggers, returning Temporal Manipulation to your hand from your graveyard.
Repeat each turn.

In which brackets is this combo allowed, per Spellbook's Ruthless tier?

1–2 · Exhibition & Core

Spellbook classifies this as Ruthless — not for these brackets.

3 · Upgraded

Spellbook classifies this as Ruthless — not for these brackets.

4–5 · Optimized & cEDH

All combos are allowed.