A:AB$ Effect | Cost$ AddCounter<1/LOYALTY> | Planeswalker$ True | Triggers$ TrigDrawDiscard | SVars$ DBDraw,DBDiscard | Duration$ EndOfTurn | Name$ Jace, Cunning Castaway Effect | SpellDescription$ Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card.
SVar:TrigDrawDiscard:Mode$ DamageDoneOnce | CombatDamage$ True | ValidSource$ Creature.YouCtrl | TriggerZones$ Command | ValidTarget$ Player | Execute$ DBDraw | TriggerDescription$ Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card.
Oracle:[+1]: Whenever one or more creatures you control deal combat damage to a player this turn, draw a card, then discard a card.\n[-2]: Create a 2/2 blue Illusion token with "When this creature becomes the target of a spell, sacrifice it."\n[-5]: Create two tokens that are copies of Jace, Cunning Castaway, except they're not legendary.