You get infinite damage, storm count, looting, and untap triggers
Don't Miss Interestingly, this was now head designer Mark Rosewaters first set as a designer for Wizards of the Coast, so maybe MaRo wanted to make his mark early on and foreshadow the playful and cheeky designs to come
Theres not too much else to say about tiered, as the mechanic only appears on a handful of uncommons and commons, notably Thunder Magic
In fact, you might have been putting off this task because of just how long it takes
The other possibility would be a deck like Baral Gifts Storm
RAISE AN UNSTOPPABLE ZOMBIE HORDE: Lead the terrifying Ghoulcaller Gisa and flood the battlefield with relentless Zombies that keep growing stronger with every turn