Card

Time Warp

Mana cost {3}{U}{U}

Target player takes an extra turn after this one.

Extra-turn card: not allowed in brackets 1–2, two at most in bracket 3. Part of 395 known combos, 8 of them two-card. 1 official ruling.

Bracket

B1 Exhibition — not allowed: Extra-turn cards are not allowed
B2 Core — not allowed: Extra-turn cards are not allowed
B3 Upgraded — Not in the same deck as its early two-card combo partners: Exalted Flamer of Tzeentch, Panoptic Mirror, Soulfire Grand Master, Emeritus of Abundance // Regrowth, Charmbreaker Devils, Conqueror's Galleon // Conqueror's Foothold, Magar of the Magic Strings, Charnelhoard Wurm
B4 Optimized — allowed: No restriction beyond the banned list
B5 cEDH — allowed: No restriction beyond the banned list

Extra-turn card, two at most in bracket 3 (Lotus Vault house cap)
Two-card combo with Exalted Flamer of Tzeentch, Panoptic Mirror, Soulfire Grand Master, Emeritus of Abundance // Regrowth, Charmbreaker Devils, Conqueror's Galleon // Conqueror's Foothold, Magar of the Magic Strings, Charnelhoard Wurm (early with Exalted Flamer of Tzeentch, Panoptic Mirror, Soulfire Grand Master, Emeritus of Abundance // Regrowth, Charmbreaker Devils, Conqueror's Galleon // Conqueror's Foothold, Magar of the Magic Strings, Charnelhoard Wurm)

Bracket: Lotus Vault analysis, with Commander Spellbook flags

395 known combos, 8 of them two-card.

2022-12-08 · Wizards of the Coast
If multiple "extra turn" effects resolve in the same turn, take them in the reverse of the order that the effects resolved. In other words, the most recently created extra turn is taken first.

Rulings: Scryfall · Wizards of the Coast