If this card is sent to the GY to activate its ① effect, its ② effect will have incorrect timing. You can read more about Timing here: https://www.mikamika.de/edison-rules
"Cross Porter" targets 1 monster you control. Send it to the GY when resolving the effect of "Cross Porter".
If you send "Cross Porter" to the GY to activate its first effect, you cannot activate its second effect.