Full disclosure: this was the one deck from the set that didnt end up in my regular playgroup, but I did find some videos of it played online and some reviews
How Magic: The Gathering First Came to Be Magic: The Gathering was originally created by Richard Garfield while he was attending the University of Pennsylvania for a PhD in combinatorial mathematics
Combined with artifact synergies like Tempered Steel and Steel Overseer, you can have a very strong battlefield that is only weak to total board wipes
Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.) Ghalta, Primal Hunger Rarity: Rare TYPE: Legendary Creature SUBTYPE: Elder Dinosaur CMC: 12 Mana cost: USD: $5.87 EUR: 5.14 TIX: 0.02 EDHREC RANK: 473 (12/12) This spell costs less to cast, where X is the total power of creatures you control
Whether Telepathy should see play ultimately depends on the specific strategy and synergy of the deck, but it can certainly be a useful tool in certain situations
So why am I talking about it in my Rogue article