Tychondria Ark

Flash, Weld ( Each artifact you sacrifice while casting this spell pays for {1}. )
When Tychondria Ark enter the battlefield under your control, exile all other creatures and artifacts you control until Tychondia Ark leaves the battlefield.
"Just as one should be prepared to see the unbelievable, one also must be prepared for the unbelievable sea."
- Olivia, Master Pilot