it can make a second attack during each Battle Phase this turn, also, if you activated this card by targeting a Synchro Monster with "Warrior", "Synchron", or "Stardust" in its original name, you can make it gain ATK equal to the ATK of 1 Synchro Monster in your GY
New Powers as the Plot Demands: In episode 55 it was revealed that the Signers have the ability to temporarily steal the marks of other Signers to create a mark of the Crimson Dragon on their backs, which allows them to summon a Majestic version of their Signer dragon and have an otherwise impossible victory in a duel
Because of this, they are one of the strongest decks to utilize in Duel Links
Azcatl (the Japanese name of Ascator) is "ant" in Nahuatl
While the options are pretty much endless, there are certain engines and card types that have clearly established themselves in the meta