Pair it with a card, or multiple cards, that force your opponents cards back into their hand and youll seriously get ahead on lore points, getting yourself closer to victory
This can and has easily gotten out of control, with over 6,000 goblins on the field, all with bonuses from other goblin cards like Goblin Chieftain
This ability was used to buff a player's cheap creatures and to remove an opponent's combo pieces without expending resources
And yes, I hear your shouts of Buy it on eBay!, but its not about that specific card
From what I can tell, this is often considered the secondary option to PSA, since PSA-graded cards tend to sell for more than SGC cards on average
(2013-06-07) If a token with no -1/-1 counters on it has persist, the ability will trigger when the token is put into the graveyard