Its second effect is that after it destroys a monster by battle it gains 1500 attack and can attack again which helps in going second or on turn 3
The secret pack can be discovered for 24 hours by either pulling a rare card from another card pack, or by crafting a SR or UR rarity from that pack, like the Chamber Dragonmaid card
You can select them in any way you wantmaybe you just like those colorsbut here are three things to keep an eye out for: Any strong rares in those colors that you're excited to play A lot of removal cards (cards that destroy or otherwise deal with your opponent's creatures) Evasion (flying creatures or hard-to-block cards) Additionally, another huge element to look out for are good synergies and multicolor cards
Several cards confirmed in the Japanese set will be distributed as promos or in separate releases in Western markets hence the different numbering across versions
Glissa Sunslayer is another powerful card that hasnt found a home in Pioneer, but she excels in this deck
Card not found (probably not showing properly here, as I dont think the software supports split cards) was just a slower version of Card not found