It essentially converts extra draws into +1/+1 counters, which answers the age-old question: I've drawn a ton of cards, now how do I win? The cantripping nature of this blue enchantment also means it's never a dead card, even if you're not completely going off with it
Each color produced format-defining leaders in different eras

Tainted Earth Takara, Timewalker Warlord Takara, Timewalker Warlord Take Cover Take the Shot Tal'zin Talaan Solaras Talasite Owl Tales of Destruction Talian Bladebender Talian Bladebender Taliax the Ironjaw Talisman of Ephemeral Power Talisman of the Alliance Talisman of the Horde Talismanic Textiles, Dalaran Tallie Sprinklelight Taluret, Herald of Faith Tanglevine Tani Bixtix Tania Falan Tankatronic Goggles Tanks for Everything, Dalaran Tanwa the Marksman Tanzuri Taoren, the Soul Burner Taoshi of the Shado-Pan Tar'gak the Felcrazed Tar'gak the Felcrazed Taran Zhu, Lord of the Shado-Pan Taretha's Diversion Targus Roughblade Targus Roughblade Tarn Darkwalker Tarn Darkwalker Tarnished Raging Berserker's Helm Tarren Mill Tarwila Gladespring Tarwila Gladespring Taste for Blood Tattered Dreadmist Mantle Tattered Dreadmist Mask Tattered Dreadmist Robe Tatulla the Reclaimer Tatulla the Reclaimer Tatulla the Reclaimer Tatulla the Reclaimer Taunt Taunt Taunting Blows Tauren Deathwalker Tauren Lightcaller Tauren Mystic Tauren Plainsrider Tauren Sunhoof Tauren Tracker Tauren Wildmender Taz'dingo Taz'dingo Taz'dingo Taz'dingo Taz'dingo Tazrik Crankrust Tears of Aessina Tears of Aessina Teebu's Blazing Longsword Teina Cloudstalker Teldrassil Tracker Teldrassil Wildguard Telescopic Sharprifle Telor Sunsurge Telrander Temb W

However, some strategies have ways of working around this restriction and taking as many as four prizes in a turn with their powerful attacks and board set-up
Gae Bolg Equip 4
Tibalts Trickery Tibalts Trickery is one of the fastest cards banned in Modern history