You can play a card with flash anytime you could cast an instant
Pre-release Raichu, however, is so rare, that many collectors believed the card didn't actually exist, and was nothing but an urban legend
Step 8 Test The Sim
Admittedly, however, the card has improved its fair share of formats, on account of just how effectively it allows fair decks to interact with unfair decks
Ill put some of the highlights in order, then gold, just for people to know what they can expect out of these: Kenrith, the Returned King Akroma's Will Urza, Lord High Artificer Counterspell Cryptic Command Rhystic Study Yawgmoth, Thran Physician Bolas's Citadel K'rrik, Son of Yawgmoth Ragavan, Nimble Pilferer Ancient Copper Dragon Primeval Titan Atraxa, Grand Unifier Tymna the Weaver Isshin, Two Heavens as One Thrasios, Triton Hero #45
FromTheShire: This is kind of fine in EDH, but the place I am looking forward to windmill slamming this is in a Ponza deck in Modern