Starter bans work as follows:

Both players can gentlemen to any stage as long as both players agree. Without gentlemens; either player can request rock, paper, scissors to decide who bans first, First ban can also be relinquished from one player to the other. First player will ban 1 stage; Second player bans 2 stages; First player that banned will now ban another stage; Remaining stage will be used for first game

2 Bans, modified DSR (can't pick stage last won on).

Stage list:

Starters:

Final Destination, Battlefield, Pokémon Stadium 2, Smashville, Northern Cave

Counterpicks:

Town and City, Yoshi’s Story, Small Battlefield, Hallow Bastion, Kalos Pokémon League