[Enter]: Put target SIGNI from your Ener Zone onto your field. The [Enter] abilities of SIGNI put onto your field this way do not activate.
[Enter]Discard two cards: Put target SIGNI from your Ener Zone onto your field. The [Enter] abilities of SIGNI put onto your field this way do not activate.
(The text before the colon indicates the [Enter] ability's cost. You may choose not to pay it, in which case the [Enter] ability will not activate.)