Trunade is for decks that rely on a big mosnters and put allot of resources into summoning it like fusion and ritual decks. Its to make sure you get a summon on the fied without it being floodgated or massivemorphed.
SSA
Once per turn: You can banish 1 WATER monster you control until the End Phase; this turn, face-up Spells/Traps you control cannot be destroyed by your opponent's card effects (even if this card leaves the field).
Doesn't say anything about bouncing cards back like trunade
He should not speak if he is not 100% sure about his sheet. Reading a card the correct way is nothing to brag about, but misreading a card and playing the smart guy is pathetic. He should at least apologise....
Hey Trunade is literally a worse version of AMA. AMA is unchainable when activated whereas Hey Trunade can be chained thus your opponent will just reveal his SSA and you'll be in a world of pain in no time.