Waiting until the last second to pump the team can turn an otherwise wimpy attack of five or six 3/3s and your commander into sudden triple damage with a pair of instant speed cantrips
But in a world of Thragtusks and Olivias and Unsummons and the like
In the image above, we have placed two real cards among the decidedly-fake Teferi cards, and shuffled them up for about two minutes, and picked out what we thought were the fakes in three repeated tests of this
Can't tangle with Tas/Goyf/Rhino either) Multicolored Wilt-Leaf Liege Keranos, God of Storms Olivia Voldaren Fulminator Mage Sigarda, Host of Herons Honorable mention: Sphinx's Revelation It's a trap!: Abrupt Decay (Not only does this fail the "don't out-efficiency Abzan test", but it doesn't even hit Rhino, Tas, or manlands) Colorless Batterskull Relic of Progenitus Karn, Liberated Etched Champion Spellskite Honorable mention: Sundering Titan It's a trap!: Wurmcoil Engine (Tron's anti-Jund allstar, but the Path weakness is just so glaring
and the fact that its a 6k body