Name:Tidal Flats
ManaCost:U
Types:Enchantment
A:AB$ RepeatEach | Cost$ U U | RepeatCards$ Creature.attacking+withoutFlying | RepeatSubAbility$ PumpOthers | SpellDescription$ For each attacking creature without flying, its controller may pay {1}. If that player doesn't, creatures you control blocking that creature gain first strike until end of turn.
SVar:PumpOthers:DB$ PumpAll | ValidCards$ Creature.blockingRemembered+YouCtrl | KW$ First Strike | UnlessCost$ 1 | UnlessPayer$ RememberedController | ShowCurrentCard$ Remembered
AI:RemoveDeck:All
Oracle:{U}{U}: For each attacking creature without flying, its controller may pay {1}. If that player doesn't, creatures you control blocking that creature gain first strike until end of turn.