That alone is enough for Noctis, but whenever an opponent loses life, you can even use an ability like Snapcaster Mage, which is quite strong
The spells and trap cards should cover for the weaknesses of your deck, and you should have a handful of each of the following: attack protection, effect negation, summon negation, spell/trap destruction
It was the centerpiece of many infinite mana combos, utilizing other cards like Temur Sabertooth, Barrin, Master Wizard, and Cloudstone Curio
Gaelicat is a nice little common thats a reasonable way to start your curve
Crystal Beast Cobalt Eagle X WIND Level 4 [ Winged BeastEffect ] ATK 1400 DEF 800 Once per turn: You can target 1 "Crystal Beast" card you control