Once Evra is on the battlefield, we give it evasion through protection like Faith's Shield and Emerge Unscathed or by equipment like Chariot of Victory and Whispersilk Cloak to start taking out opponents
It was perfectly logical for two reasons: 1) starting with the first of the weakest Numbers (Leviathan Dragon) alongside introducing Xyz Monsters as a whole would've made the latter group seem useless by comparison, especially with all of the more-miss-than-hit effects of Xyz Monsters before they became more practical
Once per battle, during damage calculation, if this card battles (Quick Effect): You can send 1 Normal Monster from your hand to the GY
+1: Create a 3/3 green Beast creature token
The Pokemon TCG: XY - Ancient Origins expansion transforms ancient secrets into modern battling techniques, with all-new Special Energy cards, new Ancient Traits, and Shiny versions of Primal Kyogre-EX, Primal Groudon-EX, and Mega Rayquaza-EX