Name:Sunbird's Invocation
ManaCost:5 R
Types:Enchantment
T:Mode$ SpellCast | ValidCard$ Card.wasCastFromYourHand | ValidActivatingPlayer$ You | TriggerZones$ Battlefield | Execute$ TrigDig | TriggerDescription$ Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.
SVar:TrigDig:DB$ PeekAndReveal | Defined$ You | PeekAmount$ X | RememberRevealed$ True | SubAbility$ DBPlay
SVar:DBPlay:DB$ Play | ValidZone$ Library | Valid$ Card.nonLand+IsRemembered | ValidSA$ Spell.cmcLEX | WithoutManaCost$ True | Optional$ True | Amount$ 1 | ShowCards$ Card.IsRemembered | ForgetPlayed$ True | SubAbility$ DBRestRandomOrder
SVar:DBRestRandomOrder:DB$ ChangeZoneAll | ChangeType$ Card.IsRemembered | Origin$ Library | Destination$ Library | LibraryPosition$ -1 | RandomOrder$ True | SubAbility$ DBCleanup
SVar:DBCleanup:DB$ Cleanup | ClearRemembered$ True
SVar:X:TriggeredStackInstance$CardManaCostLKI
Oracle:Whenever you cast a spell from your hand, reveal the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value X or less from among cards revealed this way without paying its mana cost. Put the rest on the bottom of your library in a random order.
