Exile Recall
I wouldn't even bother telling them.) Embrace your Timmy-ness
If this card is Special Summoned from the hand, you can: Special Summon 1 "Infinitrack" monster from your Deck in Defense Position, except "Infinitrack Brutal Dozer", but negate its effects, also you cannot Special Summon monsters for the rest of this turn, except EARTH Machine monsters
Sure, you will need ten or more energies to start OHKOing some of the Pokemon with higher HP, but you can still take out a few lower HP Pokemon with some strategic attacks
If you want to play with a Standard deck after playing with a Modern deck, simply return the Modern cards and pick up the Standard cards
While life gain is only any use against the agro decks for the most part (as in you wouldn't feel compelled to play any life gain in your average deck if the field was all control and combo) it is often worth including as an alternative to lowering your curve and therefore average power level
