Creature spells cant be countered
Learning Resources FAQ Video Series The rules of the Pokmon TCG may seem overwhelming at first, but its actually easier to play than you might realize
These include cards like Blood Tyrant (drain, +1/+1 counters), Dragonmaster Outcast (5/5 dragon tokens), Indulgent Tormentor (draw, drain), Sin Prodder (draw, drain), Thassa (scry), Twilight Prophet (draw, drain), Wildfire Devils (reanimate spells), Skyline Despot (5/5 Dragon tokens), Avarice Amulet (draw), Extravagant Replication (clone), and many many more
while the original strategy focused on mana denial, the term has grown to encompass any effect that slows your opponents development
The benefit of adding Glorious End to the deck is that you can cast it the turn before Lotus Bloom is about to come off suspend (likely Turn 4), untap, and use the mana from Lotus Bloom to combo off and win the game before dying on the end step