This time with the new Crystron Synchro.

EDIT: The last card, Macromorph added

EDIT2: Crystron Synchro’s material requirements fixed.

水晶機巧-グリオンガンド Crystron  Glyongandr
Level 9 WATER Machine-Type Synchro Effect Monster
ATK 3000
DEF 3000
2 or more Tuners + 1  non-Tuner monster
(1) If this card is Synchro Summoned: You can target monsters your opponent controls or in their Graveyard equal to the number of Synchro Materials used for this card’s Synchro Summon; banish those monsters.
(2) If this Synchro Summoned card is destroyed (by battle or by card effect): You can target 1 banished monster, except this card; Special Summon that monster.

Note: Not sure on the first part of its name, but it’s definitely named after Jormungandr

Terminal World Next
Continuous Spell Card
Activate only if you control no other cards and your opponent only controls 3 or less monsters and 3 or less Spell/Trap Cards.
(1) Neither player can control more than 3 monsters, also neither player can control more than 3 Spell/Trap Cards.

Macromorph
Normal Trap Card
Target 1 face-up monster your opponent controls;  that monster’s ATK and DEF are doubled, but it cannot attack directly.