Meanwhile, Time Wipe is more expensive but offers the huge upside of saving one of your creatures
While toughness is typically a measure of a creature's defensive ability, the printing of cards like Assault Formation, which allow creatures to assign damage equal to their toughness, has made these creatures sought after for toughness-themed decks
Selvala, Explorer Returned Selvala, Explorer Returned has that critical combination of ramp and card draw, tempered by giving your opponents some card advantage as well
I think that's what throws people as I'm usually tapped out and playing a non blue deck, so they probably didn't think I had interaction
Finally, cards like Illusionist's Bracers and Sting, the Glinting Dagger make Krenko's activated ability easier to use, creating an astonishing number of Goblin tokens in just one turn