Not only is it a Dragon with more than 4 power, it also has an enters or attacks trigger that gets more potent the more big creatures you have
If you're scanning singles, the manual tap is still right there
Its okay if you miss a land drop after you already have an established board, but it can be very painful to miss the first two steps
Best Wall Commander Payoffs First and foremost, the cards like Assault Formation, High Alert, Bedrock Tortoise do Serras work in decks like these
Typically, mechanically unique Secret Lair cards will also be given to WPN stores to marginally increase supply
Within a Dragon deck, this stellar effect can reliably allow its caster to clear away an opponent's creatures whilst allowing their own to stay in play