A Paleozoic Incursion!

[Edventure]

Paleozoic Wiwaxia
Trap/Normal
If you control no cards in your Spell/Trap zone or if you're opponent has activated a monster effect this turn, you can activate this card from your hand. Add to your hand or set to your Spell/Trap Zone 1 "Paleozoic" Card from your deck. You can only use this effect of "Paleozoic Wiwaxia" once per turn. Once per Chain, when a Trap Card is activated while this card is in your GY: You can Special Summon this card as a Normal Monster (Aqua/WATER/Level 2/ATK 1200/DEF 0). (This card is NOT treated as a Trap.) If Summoned this way, this card is unaffected by monster effects, also banish it when it leaves the field.

Paleozoic Hyolithis
Trap/Normal
If your opponent controls an effect monster you can activate this card from your hand. Take 1 "Paleozoic" Trap card from your deck and Special Summon it as if it was Special Summoned by its own effect. You can only use this effect of "Paleozoic Hyolithis" once per turn. Once per Chain, when a Trap Card is activated while this card is in your GY: You can Special Summon this card as a Normal Monster (Aqua/WATER/Level 2/ATK 1200/DEF 0). (This card is NOT treated as a Trap.) If Summoned this way, this card is unaffected by monster effects, also banish it when it leaves the field.

Paleozoic Eurypterida *2
Aqua/Xyz/Effect
2 or more level 2 Aqua-type monsters
1200/1200
This card is unaffected by other monsters' effects. "Paleozoic" monsters your control gain 300ATK/DEF for each Trap card in your GY. Once per turn (Quick Effect): You can detach one Xyz Material from this card, if the detached material was a "Paleozoic" trap card this effect becomes the effect of that card and is treated as if it was activated in the Spell/Trap Zone. Otherwise draw 1 card and set 1 "Paleozoic" Trap card from your hand. You can only use this effect of "Paleozoic Euryptida" once per turn.