Your format. Your rules. Enforced.

Fun way to play Commander with more variety

Key rules

• Pick up to 1 · 32 cards
• Includes another format's checks

Rules updated October 31, 2026

Tiny Leaders: Reborn, 50-card singleton Commander where every card has mana value 3 or less

Key rules

• Color Identity
• Legal Commander
• Card Pool
• Banned · 61 cards

+1 more rule

Rules updated October 5, 2026

Commander (EDH), with its ban list history

Key rules

• Color Identity
• Legal Commander
• Banned · 42 cards
• Tiers: Bracket 1: Exhibition, Bracket 2: Core, Bracket 3: Upgraded, Bracket 4: Optimized

Rules updated February 1, 2026

MTG Arena's Timeless, every card on Arena, with its restricted list history

Key rules

• Card Pool
• Banned · 123 cards

Rules updated December 12, 2023

MTG Arena's Historic, every card on Arena, with its ban list history

Key rules

• Card Pool
• Banned · 207 cards

Rules updated April 1, 2020

Gladiator, MTG Arena's community 100-card singleton format without a commander

Key rules

• Card Pool
• Banned · 130 cards

Rules updated August 3, 2022