Things that count as triggered abilities are any card abilities starting with when, whenever, or at. These include enter-the-battlefield effects, death triggers, combat damage triggers, and upkeep effects
What a finisher that would be, your opponent finally playing their stacked Mega Gardevoir with five prize cards gone, and you clobber it in one turn for 380
True Exodia's effect can only activate when itself and four Forbidden One Normal Monsters with different names are the only monsters on the field
Metastatic Evangel Metastatic Evangel is the newest addition to the card types = proliferate formula, the difference being that this is a 2-drop, unlike Evolution Sage and Flux Channeler, and creaturefall is so incredibly easy to trigger
However, at the lower end of the spectrum, a new Weezing card joins the fray, as collectors turn their attention toward Team Rocket-themed Pokemon due to their appearance in 2025's Destined Rivals set