[biggerme]

Originally Posted by MrAudit

This absolutely can and does happen. It is more apparent when there is only 1 copy of a card for sale. People can artificially increase demand with alts by placing buy orders on the card, and hoping the top buyer increased their order.

If the other buyer increases his buy order, they do it again, and again until it stops, remove the buy order and sell it.

Sounds like a whole lot of effort with very little returns, you need cards that are in hundreds of K range to make it worthwhile and that is quite a risky proposition.
So high risk low reward market strategy?