(2) Once per turn, during the End Phase, if this card was Normal Summoned or flipped face-up this turn: Return it to the hand
In this situation, the way for Sanggeom to break through is to destroy the power filter by using Troomare Phoenix (specially summoned Heavenly Dragon + normally summoned Sanggeom monster) / Lightning Storm / Happy Feather / Sanggeom Dark Battle or use Vishuda or Ashuna as a special Summon Adara, a level 1 tuner, and perform a level 8 synchro
There have been similar "draw two" cards, like Guarded Treasure, which allows the player to draw two cards on their Draw Phase as long as it's on the field, but the benefit of Time-Tearing Morganite is that it doesn't stay off the field once it resolves, preventing any possible future destruction
Notice nowhere in that paragraph did I say, it connects to the internet. Thats because it doesnt
You can, in the right decks, double the strength and defence of your entire battlefield presence for just five mana
The suspend cost is not their mana value