They include double colorless, rainbow, darkness, metal, and rescue energy
In MTG, a card or ability that functions at instant speed can be played at almost any time, including during an opponents turn or in response to another spell or ability
Back in 1997, the show debuted in Tokyo and went on to spawn a mind-boggling 24 seasons

Release date: 2004-02-06 Auriok Glaivemaster Echoing Calm Emissary of Hope Hallow Leonin Battlemage Leonin Shikari Loxodon Mystic Metal Fatigue Pristine Angel Pteron Ghost Pulse of the Fields Purge Ritual of Restoration Soulscour Steelshaper Apprentice Stir the Pride Test of Faith Turn the Tables Carry Away Chromescale Drake Echoing Truth Hoverguard Observer Last Word Machinate Magnetic Flux Neurok Prodigy Neurok Transmuter Psychic Overload Pulse of the Grid Quicksilver Behemoth Reshape Retract Second Sight Synod Artificer Vedalken Engineer Vex ther Snap Burden of Greed Chittering Rats Death Cloud Echoing Decay Emissary of Despair Essence Drain Greater Harvester Grimclaw Bats Hunger of the Nim Mephitic Ooze Murderous Spoils Nim Abomination Pulse of the Dross Scavenging Scarab Screams from Within Scrounge Shriveling Rot Barbed Lightning Crazed Goblin Dismantle Drooling Ogre Echoing Ruin Fireball Flamebreak Furnace Dragon Goblin Archaeologist Inflame Krark-Clan Stoker Pulse of the Forge Savage Beating Shunt Slobad, Goblin Tinkerer Tears of Rage Unforge Vulshok War Boar

dynamic starry variant, from $55
Here is a breakdown of the cost for each company, and additional information to consider